in the chemical formula h2o what does the subscript 2 represent

in the chemical formula h2o what does the subscript 2 represent

in the chemical formula h2o what does the subscript 2 represent. There are any references about in the chemical formula h2o what does the subscript 2 represent in here. you can look below.

Showing posts matching the search for in the chemical formula h2o what does the subscript 2 represent